Up to £1 billion could be saved by the NHS over the next three years through productivity improvements to mental health and community health services, including through the use of technology and better staff rotas.

North Korean leader Kim Jong Un has made good on his promise to demolish his country’s nuclear test site, which was formally closed in a series of huge explosions as a group of foreign journalists looked on.

Jurors in the case of a man accused of attempting to murder a 96-year-old in a claw hammer attack at his home have been told to set aside their “natural revulsion” as they retire to consider their verdict.

The Duchess of Cornwall indulged her love of literature when she visited St James Church of England Junior School in Gloucester. Later, the duchess went to open the South Western Ambulance Service 999 Control Hub in Bradley Stoke, Bristol.

US airmen bought, distributed and used the hallucinogen LSD and other mind-altering illegal drugs as part of a ring that operated undetected for months on a highly secure military base, according to air force records.

Detailed analysis of video images and photos has unequivocally established that the missile that brought down Malaysia Airlines Flight MH17 over eastern Ukraine came from a Russia-based military unit, investigators said.